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Displaying a message in iOS which has the same functionality as Toast in Android
...
NSString *message = @"Some message...";
UIAlertView *toast = [[UIAlertView alloc] initWithTitle:nil
message:message
delegate:nil
cance...
Get next / previous element using JavaScript?
How do I get the next element in HTML using JavaScript?
8 Answers
8
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How to write an inline IF statement in JavaScript?
...t( $( '#ABLAHALAHOO' ).text()) > parseInt( $( '#WABOOLAWADO ).text()) ? alert( 'Eat potato' ) : alert( 'You starve' );
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Understanding the transclude option of directive definition?
...this, we need to use the transclude option. Refer to the example below.
script.js
angular.module('docsTransclusionExample', [])
.controller('Controller', ['$scope', function($scope) {
$scope.name = 'Tobias';
}])
.directive('myDialog', function() {
return {
restrict: 'E',
transclude: ...
Reconnection of Client when server reboots in WebSocket
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When the server reboots, the Web Socket connection is closed, so the JavaScript onclose event is triggered. Here's an example that tries to reconnect every five seconds.
function start(websocketServerLocation){
ws = new WebSocket(websocketServerLocation);
ws.onmessage = function(evt) { al...
Structs in Javascript
... the prototype.
var o = {
'a': 3, 'b': 4,
'doStuff': function() {
alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
You could make a struct factory.
function makeStruct(names) {
var names = names.split(' ');
var count = names.length;
function constructor() {
for (var...
Is there a “null coalescing” operator in JavaScript?
...he assignment will use the second operand. Beware of all the cases below:
alert(Boolean(null)); // false
alert(Boolean(undefined)); // false
alert(Boolean(0)); // false
alert(Boolean("")); // false
alert(Boolean("false")); // true -- gotcha! :)
This means:
var whatIWant = null || new ShinyObject...
how to use javascript Object.defineProperty
...count+= 20; // 70, setter is called
sneakers.discount+= 20; // 80, not 90!
alert(sneakers.discount); // getter is called
Note the last but one line: the responsibility for correct discount value was moved from the client code (e-shop definition) to the product definition. The product is responsibl...
Parsing JSON giving “unexpected token o” error [duplicate]
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Your data is already an object. No need to parse it. The javascript interpreter has already parsed it for you.
var cur_ques_details ={"ques_id":15,"ques_title":"jlkjlkjlkjljl"};
document.write(cur_ques_details['ques_title']);
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Media query to detect if device is touchscreen
...ot on a touchscreen device? If there is no way, do you suggest using a JavaScript solution such as !window.Touch or Modernizr?
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